Are white worms injurious?

Míreanna comhchosúla

• Irish freshwater worms.
  de réir: Friend, Hilderic Rev
  Foilsithe / Cruthaithe: (1896)
• Luminous worms in Ireland.
  de réir: Friend, Hilderic Rev
  Foilsithe / Cruthaithe: (1910)
• A new Irish earth-worm.
  de réir: Friend, Hilderic Rev
  Foilsithe / Cruthaithe: (1894)
• On a new species of earth-worm.
  de réir: Friend, Hilderic Rev
  Foilsithe / Cruthaithe: (1891)
• On some new Irish earth-worms.
  de réir: Friend, Hilderic Rev
  Foilsithe / Cruthaithe: (1891)